CVE-2020-11063Observable Response Discrepancy in TYPO3 CMS
- 3.7LowCVSS base score
- 1.2%Exploitation in 30 daysEPSS · top 31% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In TYPO3 CMS versions 10.4.0 and 10.4.1, it has been discovered that time-based attacks can be used with the password reset functionality for backend users. This allows an attacker to mount user enumeration based on email addresses assigned to backend user accounts. This has been fixed in 10.4.2.
Timeline
ID reserved
By GitHub_M
- 44 days later
· 44 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Low3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVDNVD · Modified | 3.1 | Low3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.2% · top 31% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.7.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagisttypo3/cmsGHSA-347x-877p-hcwx (opens in a new tab)
- Packagisttypo3/cms-coreGHSA-347x-877p-hcwx (opens in a new tab)
References
References3
- https://github.com/TYPO3/typo3/security/advisories/GHSA-347x-877p-hcwx (opens in a new tab)x_refsource_CONFIRM
- https://github.com/TYPO3/typo3/commit/14929b98ecda0ce67329b0f25ca7c01ee85df574 (opens in a new tab)x_refsource_MISC
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-347x-877p-hcwx (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-0405 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-347x-877p-hcwx (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-11063)Record last updated .